Add basic resources input on the remote node

server/private/routers/remoteExitNode/setRemoteExitNodeResources.ts

@@ -0,0 +1,129 @@
+/*
+ * This file is part of a proprietary work.
+ *
+ * Copyright (c) 2025-2026 Fossorial, Inc.
+ * All rights reserved.
+ *
+ * This file is licensed under the Fossorial Commercial License.
+ * You may not use this file except in compliance with the License.
+ * Unauthorized use, copying, modification, or distribution is strictly prohibited.
+ *
+ * This file is not licensed under the AGPLv3.
+ */
+
+import { NextFunction, Request, Response } from "express";
+import { z } from "zod";
+import { db, remoteExitNodeResources, remoteExitNodes } from "@server/db";
+import { eq } from "drizzle-orm";
+import response from "@server/lib/response";
+import HttpCode from "@server/types/HttpCode";
+import createHttpError from "http-errors";
+import logger from "@server/logger";
+import { fromError } from "zod-validation-error";
+
+const paramsSchema = z.strictObject({
+    orgId: z.string().min(1),
+    remoteExitNodeId: z.string().min(1)
+});
+
+const cidrRegex =
+    /^(([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\.){3}([0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])(\/([0-9]|[1-2][0-9]|3[0-2]))$|^(([0-9a-fA-F]{1,4}:){7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]+|::(ffff(:0{1,4})?:)?((25[0-5]|(2[0-4]|1?[0-9])?[0-9])\.){3}(25[0-5]|(2[0-4]|1?[0-9])?[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1?[0-9])?[0-9])\.){3}(25[0-5]|(2[0-4]|1?[0-9])?[0-9]))(\/([0-9]|[1-9][0-9]|1[0-1][0-9]|12[0-8]))$/;
+
+const bodySchema = z.strictObject({
+    destinations: z.array(
+        z.string().regex(cidrRegex, "Must be a valid CIDR range")
+    )
+});
+
+export type SetRemoteExitNodeResourcesBody = z.infer<typeof bodySchema>;
+
+export type SetRemoteExitNodeResourcesResponse = {
+    resources: {
+        remoteExitNodeResourceId: number;
+        remoteExitNodeId: string;
+        destination: string;
+    }[];
+};
+
+export async function setRemoteExitNodeResources(
+    req: Request,
+    res: Response,
+    next: NextFunction
+): Promise<any> {
+    try {
+        const parsedParams = paramsSchema.safeParse(req.params);
+        if (!parsedParams.success) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    fromError(parsedParams.error).toString()
+                )
+            );
+        }
+
+        const { remoteExitNodeId } = parsedParams.data;
+
+        const parsedBody = bodySchema.safeParse(req.body);
+        if (!parsedBody.success) {
+            return next(
+                createHttpError(
+                    HttpCode.BAD_REQUEST,
+                    fromError(parsedBody.error).toString()
+                )
+            );
+        }
+
+        const { destinations } = parsedBody.data;
+
+        const [remoteExitNode] = await db
+            .select()
+            .from(remoteExitNodes)
+            .where(eq(remoteExitNodes.remoteExitNodeId, remoteExitNodeId))
+            .limit(1);
+
+        if (!remoteExitNode) {
+            return next(
+                createHttpError(
+                    HttpCode.NOT_FOUND,
+                    `Remote exit node with ID ${remoteExitNodeId} not found`
+                )
+            );
+        }
+
+        // Replace all resources atomically
+        await db
+            .delete(remoteExitNodeResources)
+            .where(
+                eq(remoteExitNodeResources.remoteExitNodeId, remoteExitNodeId)
+            );
+
+        if (destinations.length > 0) {
+            await db.insert(remoteExitNodeResources).values(
+                destinations.map((destination) => ({
+                    remoteExitNodeId,
+                    destination
+                }))
+            );
+        }
+
+        const resources = await db
+            .select()
+            .from(remoteExitNodeResources)
+            .where(
+                eq(remoteExitNodeResources.remoteExitNodeId, remoteExitNodeId)
+            );
+
+        return response<SetRemoteExitNodeResourcesResponse>(res, {
+            data: { resources },
+            success: true,
+            error: false,
+            message: "Remote exit node resources updated successfully",
+            status: HttpCode.OK
+        });
+    } catch (error) {
+        logger.error(error);
+        return next(
+            createHttpError(HttpCode.INTERNAL_SERVER_ERROR, "An error occurred")
+        );
+    }
+}